7a-7=2a-22

Simple and best practice solution for 7a-7=2a-22 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 7a-7=2a-22 equation:


Simplifying
7a + -7 = 2a + -22

Reorder the terms:
-7 + 7a = 2a + -22

Reorder the terms:
-7 + 7a = -22 + 2a

Solving
-7 + 7a = -22 + 2a

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '-2a' to each side of the equation.
-7 + 7a + -2a = -22 + 2a + -2a

Combine like terms: 7a + -2a = 5a
-7 + 5a = -22 + 2a + -2a

Combine like terms: 2a + -2a = 0
-7 + 5a = -22 + 0
-7 + 5a = -22

Add '7' to each side of the equation.
-7 + 7 + 5a = -22 + 7

Combine like terms: -7 + 7 = 0
0 + 5a = -22 + 7
5a = -22 + 7

Combine like terms: -22 + 7 = -15
5a = -15

Divide each side by '5'.
a = -3

Simplifying
a = -3

See similar equations:

| x*3.14*2=7.34 | | -80=-4(-6x+2) | | y=-17x+16 | | 5x+5x-9=-9 | | 3a+(b+3)i=9+8i | | -6(n-5)=114 | | 4x-8=2(x+2) | | 78=-4+2(6n+5) | | -5(1+3x)-2=68 | | logx-log(2x-3)=2 | | 19w+18=6 | | x^2-4x=24 | | 3-8z=0 | | 6x+7y=28 | | 9(x-1)-7=3x+6(-3+x) | | 4x^3+23x^2+15x=0 | | .25-y=1 | | x+3/16=1/8+x-9/7 | | 6=7b+13 | | 72=6(-2+3x)+3x | | 120=252 | | -6(n-5)=14 | | .05x+.04y=399 | | 70000*145*21=x | | 4x-3=12x+23 | | 12p^2-p-20=0 | | -2x^2-2x^2= | | 18(x+6/18)=18(7/9+x-1/6) | | -66=-6(1+2m) | | 252=120 | | x*158.9=300 | | 16+x+16+x=x+50 |

Equations solver categories